tests: use sprintrc in tests/chmod.c

* tests/chmod.c (main): Use sprintrc.  Add more chmod decoding tests.

diff --git a/tests/chmod.c b/tests/chmod.c
index 936acc95294abf7d98989e08b77d31dc68da5d75..f6f98ece6aa21840ac71b54f2b26ba67dce68c65 100644 (file)
--- a/tests/chmod.c
+++ b/tests/chmod.c
@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2016 Anchit Jain <anchitjain1234@gmail.com>
+ * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -40,30 +41,20 @@ main(void)
 {
        static const char fname[] = "chmod_test_file";
 
-       if (open(fname, O_CREAT|O_RDONLY, 0400) == -1)
+       if (open(fname, O_CREAT|O_RDONLY, 0400) < 0)
                perror_msg_and_fail("open");
 
-       int chmod_res = syscall(__NR_chmod, fname, 0600);
+       long rc = syscall(__NR_chmod, fname, 0600);
+       printf("chmod(\"%s\", 0600) = %s\n", fname, sprintrc(rc));
 
-       if (chmod_res == 0) {
-               printf("chmod(\"%s\", 0600) = 0\n", fname);
-       } else {
-               if (errno == ENOSYS) {
-                       printf("chmod(\"%s\", 0600) = -1 ENOSYS (%m)\n", fname);
-               } else {
-                       perror_msg_and_fail("chmod");
-               }
-       }
-
-       if (unlink(fname) == -1)
+       if (unlink(fname))
                perror_msg_and_fail("unlink");
 
-       if (chmod_res == 0) {
-               if (syscall(__NR_chmod, fname, 0600) != -1)
-                       perror_msg_and_fail("chmod");
+       rc = syscall(__NR_chmod, fname, 051);
+       printf("chmod(\"%s\", 051) = %s\n", fname, sprintrc(rc));
 
-               printf("chmod(\"%s\", 0600) = -1 ENOENT (%m)\n", fname);
-       }
+       rc = syscall(__NR_chmod, fname, 004);
+       printf("chmod(\"%s\", 004) = %s\n", fname, sprintrc(rc));
 
        puts("+++ exited with 0 +++");
        return 0;